Forouzan,Behrouz A. <br/><br/>
Data communications and networking / 
by Behrouz A. Forouzan. 
 - 5th ed. 
 - New Delhi :  Mc Graw Hill Education,  2013. 
 - xxxvii,1226 p. :  ill. ;  26 cm. 
<br/><br/> Including all bibliographical reference and index 
<br/><br/><label>ISBN: </label>9781259064753 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Data transmission system.<br/>Computer networks.
<br/><br/><label>Dewey Class. No.: </label>004.6  / FOR/D